নিচের কোন বিক্রিয়াটি ঘটে না?

A $HCI+SO_{3}\rightarrow HOSO_{2}CI$

B $HMO_{2}+SO_{3}\rightarrow NOHOSO_{4}$

C $CaO+SO_{3}\rightarrow CaSO_{4}$

D $2SO_{3}+2H_{2}O\rightarrow H_{2}S_{2}O_{8}+H_{2}$

Solution

Correct Answer: Option C

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